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Bloomberg

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Bloomberg sits at the intersection of high-availability, low-latency, and large-scale computing. We have a long track record of contributing to open source software to build infrastructure and applications that address the unique technical constraints we face in the finance industry

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Our open source engagement promotes rapid innovation across all aspects of our organization. Interested in learning more? Want to develop software for the world’s most trusted information network for financial professionals? Check out our open roles.

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  1. A modern high-performance open source message queuing system

    C++ 3.1k 172

  2. Memray is a memory profiler for Python

    Python 14.9k 433

  3. A small, fast, pure JavaScript type-stripper that uses the official TypeScript parser.

    TypeScript 907 19

  4. Build complex CLIs with type safety and no dependencies

    TypeScript 1k 18

  5. 🔍 🐍 Like pstack but for Python!

    C++ 1.2k 57

  6. Powerful multi-threaded coroutine dispatcher and parallel execution engine

    C++ 626 104

Repositories

Showing 10 of 214 repositories

  • crane Public

    A new extraction system from Rocq to functional-style, memory-safe, thread-safe, readable, valid, performant, and modern C++.

    bloomberg/crane’s past year of commit activity

    C++

    107

    LGPL-2.1

    4 0 1

    Updated Mar 5, 2026

  • blazingmq Public

    A modern high-performance open source message queuing system

    bloomberg/blazingmq’s past year of commit activity

  • pushiko Public

    A JVM library for sending push notifications, currently via Apple Push Notification service (APNs) and Firebase Cloud Messaging (FCM).

    bloomberg/pushiko’s past year of commit activity

  • selekt Public

    A Kotlin and familiar Android SQLite database library that uses encryption and also targets the JVM.

    bloomberg/selekt’s past year of commit activity

    Kotlin

    53

    Apache-2.0

    8 3 7

    Updated Mar 5, 2026

  • bloomberg/Windshaft-cartodb’s past year of commit activity

    JavaScript

    2

    BSD-3-Clause

    60 0 1

    Updated Mar 4, 2026

  • blazingmq-sdk-python Public

    Python SDK for BlazingMQ, a modern high-performance open source message queuing system.

    bloomberg/blazingmq-sdk-python’s past year of commit activity

  • bde Public

    Basic Development Environment - a set of foundational C++ libraries used at Bloomberg.

    bloomberg/bde’s past year of commit activity

  • comdb2 Public

    Bloomberg's distributed RDBMS

    bloomberg/comdb2’s past year of commit activity

  • rmqcpp Public

    A batteries included C++ RabbitMQ Client Library/API.

    bloomberg/rmqcpp’s past year of commit activity

    C++

    97

    Apache-2.0

    26 10 5

    Updated Mar 3, 2026

  • bloomberg/llama_index’s past year of commit activity

    Python

    1

    MIT

    7,027 0 6

    Updated Mar 3, 2026